1 /* p12_add.c */
2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3 * project 1999.
4 */
5 /* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59 #include <stdio.h>
60 #include "cryptlib.h"
61 #include <openssl/pkcs12.h>
62
63 /* Pack an object into an OCTET STRING and turn into a safebag */
64
PKCS12_item_pack_safebag(void * obj,const ASN1_ITEM * it,int nid1,int nid2)65 PKCS12_SAFEBAG *PKCS12_item_pack_safebag(void *obj, const ASN1_ITEM *it, int nid1,
66 int nid2)
67 {
68 PKCS12_BAGS *bag;
69 PKCS12_SAFEBAG *safebag;
70 if (!(bag = PKCS12_BAGS_new())) {
71 PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
72 return NULL;
73 }
74 bag->type = OBJ_nid2obj(nid1);
75 if (!ASN1_item_pack(obj, it, &bag->value.octet)) {
76 PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
77 return NULL;
78 }
79 if (!(safebag = PKCS12_SAFEBAG_new())) {
80 PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
81 return NULL;
82 }
83 safebag->value.bag = bag;
84 safebag->type = OBJ_nid2obj(nid2);
85 return safebag;
86 }
87
88 /* Turn PKCS8 object into a keybag */
89
PKCS12_MAKE_KEYBAG(PKCS8_PRIV_KEY_INFO * p8)90 PKCS12_SAFEBAG *PKCS12_MAKE_KEYBAG(PKCS8_PRIV_KEY_INFO *p8)
91 {
92 PKCS12_SAFEBAG *bag;
93 if (!(bag = PKCS12_SAFEBAG_new())) {
94 PKCS12err(PKCS12_F_PKCS12_MAKE_KEYBAG,ERR_R_MALLOC_FAILURE);
95 return NULL;
96 }
97 bag->type = OBJ_nid2obj(NID_keyBag);
98 bag->value.keybag = p8;
99 return bag;
100 }
101
102 /* Turn PKCS8 object into a shrouded keybag */
103
PKCS12_MAKE_SHKEYBAG(int pbe_nid,const char * pass,int passlen,unsigned char * salt,int saltlen,int iter,PKCS8_PRIV_KEY_INFO * p8)104 PKCS12_SAFEBAG *PKCS12_MAKE_SHKEYBAG(int pbe_nid, const char *pass,
105 int passlen, unsigned char *salt, int saltlen, int iter,
106 PKCS8_PRIV_KEY_INFO *p8)
107 {
108 PKCS12_SAFEBAG *bag;
109
110 /* Set up the safe bag */
111 if (!(bag = PKCS12_SAFEBAG_new())) {
112 PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
113 return NULL;
114 }
115
116 bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag);
117 if (!(bag->value.shkeybag =
118 PKCS8_encrypt(pbe_nid, NULL, pass, passlen, salt, saltlen, iter,
119 p8))) {
120 PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
121 return NULL;
122 }
123
124 return bag;
125 }
126
127 /* Turn a stack of SAFEBAGS into a PKCS#7 data Contentinfo */
PKCS12_pack_p7data(STACK_OF (PKCS12_SAFEBAG)* sk)128 PKCS7 *PKCS12_pack_p7data(STACK_OF(PKCS12_SAFEBAG) *sk)
129 {
130 PKCS7 *p7;
131 if (!(p7 = PKCS7_new())) {
132 PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE);
133 return NULL;
134 }
135 p7->type = OBJ_nid2obj(NID_pkcs7_data);
136 if (!(p7->d.data = M_ASN1_OCTET_STRING_new())) {
137 PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE);
138 return NULL;
139 }
140
141 if (!ASN1_item_pack(sk, ASN1_ITEM_rptr(PKCS12_SAFEBAGS), &p7->d.data)) {
142 PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, PKCS12_R_CANT_PACK_STRUCTURE);
143 return NULL;
144 }
145 return p7;
146 }
147
148 /* Unpack SAFEBAGS from PKCS#7 data ContentInfo */
STACK_OF(PKCS12_SAFEBAG)149 STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7data(PKCS7 *p7)
150 {
151 if(!PKCS7_type_is_data(p7))
152 {
153 PKCS12err(PKCS12_F_PKCS12_UNPACK_P7DATA,PKCS12_R_CONTENT_TYPE_NOT_DATA);
154 return NULL;
155 }
156 return ASN1_item_unpack(p7->d.data, ASN1_ITEM_rptr(PKCS12_SAFEBAGS));
157 }
158
159 /* Turn a stack of SAFEBAGS into a PKCS#7 encrypted data ContentInfo */
160
PKCS12_pack_p7encdata(int pbe_nid,const char * pass,int passlen,unsigned char * salt,int saltlen,int iter,STACK_OF (PKCS12_SAFEBAG)* bags)161 PKCS7 *PKCS12_pack_p7encdata(int pbe_nid, const char *pass, int passlen,
162 unsigned char *salt, int saltlen, int iter,
163 STACK_OF(PKCS12_SAFEBAG) *bags)
164 {
165 PKCS7 *p7;
166 X509_ALGOR *pbe;
167 if (!(p7 = PKCS7_new())) {
168 PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
169 return NULL;
170 }
171 if(!PKCS7_set_type(p7, NID_pkcs7_encrypted)) {
172 PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA,
173 PKCS12_R_ERROR_SETTING_ENCRYPTED_DATA_TYPE);
174 return NULL;
175 }
176 if (!(pbe = PKCS5_pbe_set(pbe_nid, iter, salt, saltlen))) {
177 PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
178 return NULL;
179 }
180 X509_ALGOR_free(p7->d.encrypted->enc_data->algorithm);
181 p7->d.encrypted->enc_data->algorithm = pbe;
182 M_ASN1_OCTET_STRING_free(p7->d.encrypted->enc_data->enc_data);
183 if (!(p7->d.encrypted->enc_data->enc_data =
184 PKCS12_item_i2d_encrypt(pbe, ASN1_ITEM_rptr(PKCS12_SAFEBAGS), pass, passlen,
185 bags, 1))) {
186 PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, PKCS12_R_ENCRYPT_ERROR);
187 return NULL;
188 }
189
190 return p7;
191 }
192
STACK_OF(PKCS12_SAFEBAG)193 STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7encdata(PKCS7 *p7, const char *pass, int passlen)
194 {
195 if(!PKCS7_type_is_encrypted(p7)) return NULL;
196 return PKCS12_item_decrypt_d2i(p7->d.encrypted->enc_data->algorithm,
197 ASN1_ITEM_rptr(PKCS12_SAFEBAGS),
198 pass, passlen,
199 p7->d.encrypted->enc_data->enc_data, 1);
200 }
201
PKCS12_decrypt_skey(PKCS12_SAFEBAG * bag,const char * pass,int passlen)202 PKCS8_PRIV_KEY_INFO *PKCS12_decrypt_skey(PKCS12_SAFEBAG *bag, const char *pass,
203 int passlen)
204 {
205 return PKCS8_decrypt(bag->value.shkeybag, pass, passlen);
206 }
207
PKCS12_pack_authsafes(PKCS12 * p12,STACK_OF (PKCS7)* safes)208 int PKCS12_pack_authsafes(PKCS12 *p12, STACK_OF(PKCS7) *safes)
209 {
210 if(ASN1_item_pack(safes, ASN1_ITEM_rptr(PKCS12_AUTHSAFES),
211 &p12->authsafes->d.data))
212 return 1;
213 return 0;
214 }
215
STACK_OF(PKCS7)216 STACK_OF(PKCS7) *PKCS12_unpack_authsafes(PKCS12 *p12)
217 {
218 if (!PKCS7_type_is_data(p12->authsafes))
219 {
220 PKCS12err(PKCS12_F_PKCS12_UNPACK_AUTHSAFES,PKCS12_R_CONTENT_TYPE_NOT_DATA);
221 return NULL;
222 }
223 return ASN1_item_unpack(p12->authsafes->d.data, ASN1_ITEM_rptr(PKCS12_AUTHSAFES));
224 }
225